Ideal for the busy office the multibind 320 is a versatile multi functional binder able to create comb or wire bound documents and has a 4 hole punch for traditional file archiving it can punch up to 20 80gsm sheets at once and bind up to 125 sheets using a 21 loop wire or 450 sheets using a 51mm comb it comes with a full width handle for smooth easy punching features punch capacity 20 pages 80gsm binding capacity 450 pages 80 gsm using a 51mm comb binding capacity 125 pages